"Open-E^®, Inc is a leading provider of unified file and block storage management software solutions.

The Open-E Data Storage Software (Open-E DSS V6™) offers support for Network Attached Storage (NAS), iSCSI and Fibre Channel SAN (Storage Area Network) functionality all in a single, easy to use storage operating system. Open-E DSS also provides Automatic iSCSI Failover and Failback for high-availability, Remote Volume Mirroring and Asynchronous Data Replication for disaster recovery, WORM (Write Once Read Many) support for digital archiving, and NDMP (Network Data Management Protocol) support for universal backup - ensuring better data security, increased fault tolerance and improved availability of all data, ultimately delivering better overall performance and value"
http://www.open-e.com